Certificate for #10651 ⟨a, b | aaaa=abb, bbbb=1⟩

Completion settings:

[1] aaaa=abb

Axiom: aaaa=abb.

Defines rule #1.

Referenced by [3].

[2] bbbb=1

Axiom: bbbb=1.

Defines rule #3.

[3] abba=aabb

Overlap of [1] aaaa=abb with [1] aaaa=abb:

a aaa aaaa

Critical pair: aabb=abba.

Flip LHS and RHS.

Defines rule #2.